Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average snowfall in September
- Average snowfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
Weather in September
Temperature
September heralds a minor drop in average high-temperature, sliding from August's 80.4°F (26.9°C) to a still warm 74.5°F (23.6°C). In September, Dawson reports a consistent average low-temperature of 54°F (12.2°C) during the nights.Humidity
In September, the average relative humidity in Dawson is 78%.Rainfall
The months with the least rainfall are September and November Rain falls for 11.5 days and accumulates 0.91" (23mm) of rain.Snowfall
In Dawson, snow does not fall in June through September.Daylight
In September, the average length of the day is 12h and 26min.On the first day of September, sunrise is at 6:47 am and sunset at 7:49 pm. On the last day of the month, sunrise is at 7:14 am and sunset at 7:02 pm EDT.
Sunshine
The average sunshine in September is 8.6h.UV index
In Dawson, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for the ordinary person.Note: In September, the UV index of 4 transforms into the following advice:
Take precautions - Protection against skin and eye damage is obliged. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance.
Frequently asked questions
What is the usual temperature for Dawson in September?
What is the average humidity in September in Dawson?
What is the driest month in Dawson?
How much does it rain in Dawson in September?
When it does not snow in Dawson?
Does it snow in Dawson in September?
How many hours of daylight does Dawson have in September?
What time are sunrise and sunset in September in Dawson?
How many hours of sunshine does Dawson have in September?
What is the UV index intensity in September in Dawson?
Average temperature in September
Dawson, PA
- Average high temperature in September: 74.5°F
The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (34°F).
- Average low temperature in September: 54°F
The month with the highest average low temperature is July (59.9°F).
The coldest month (with the lowest average low temperature) is January (20.5°F).
Average pressure in September
Dawson, PA
- Average pressure in September: 30.06"Hg
The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed in September
Dawson, PA
- Average wind speed in September: 5.3mph
The windiest month (with the highest average wind speed) is January (8.4mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).
Average humidity in September
Dawson, PA
- Average humidity in September: 78%
The months with the highest relative humidity are January and February (85%).
The months with the lowest relative humidity are July and August (77%).
Average rainfall in September
Dawson, PA
- Average rainfall in September: 0.91"
The wettest month (with the highest rainfall) is May (1.97").
The driest months (with the least rainfall) are September and November (0.91").
Average rainfall days in September
Dawson, PA
- Average rainfall days in September: 11.5 days
The month with the highest number of rainy days is May (18.1 days).
The month with the least rainy days is February (7.9 days).
Average snowfall in September
Dawson, PA
- Average snowfall in September: 0"
The month with the highest snowfall is January (4.29").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Dawson, PA
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (15.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Dawson, PA
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in September: 8h and 4min
The month with the most sunshine is August (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 2h and 54min).
Average sunshine days in September
Dawson, PA
- Average sunshine days in September: 15.5 days
The month with the most sunshine days is November (16.6 days).
The month with the least sunshine days is January (8.6 days).
Average UV index in September
Dawson, PA
- Average UV index in September: 4
The months with the highest UV index are July and August (UV index 6).
The months with the lowest UV index are January, February, March, October, November and December (UV index 2).
Average cloud cover in September
Dawson, PA
- Average cloud cover in September: 40
The month with the most cloud cover is January (Cloud cover 70).
The month with the least cloud cover is August (Cloud cover 37).
Average visibility in September
Dawson, PA
- Average visibility in September: 5mi
The month with the highest visibility is April (6mi).
The month with the lowest visibility is January (4mi).
Dawson, Pennsylvania, USA
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